……………………………………………………………最新资料推荐………………………………………………… 解方程 2233X- X= 2X + = 70%X + 20%X = 3.6 7554X×3=20×1 25% + 10X = 4 X - 15%X = 68 545X+3X=121 5X-3×5=52X÷1821734=12 313X3X=3 6X+5 =13.4 4488X÷2=7X+7X=3 4X-6×2=2 7168431233 ÷X= X = 5105X÷4 6=26×13 354525258 729X = 16×16 51 4x-3 ×9 = 29 12x + 16x = 3X-21×2=4 1032136X+5 =13.4 X- X= 4χ-6=38 53108X=4 X÷4=15 1921155282X÷1=12 3X=258X=1×16 572951346X÷6=26÷13 X-0.25=1X=30% 354525444+0.7X=102 2X+1X=42 X+1X=105 324 X-3X=400 X-0.125X=8 36 = 3 8X45X=1531313X+ X=18 X×( + )= x-0.375x=5 676812x×2+1=4×3 X-3X=125 X-2.4×5=8 3287……………………………………………………………最新资料推荐………………………………………………… 33210.36×5- x = (x- 4.5) = 7 x- 25%x = 10 45324x- 0.8x = 16+6 20 x– 8.5= 1.5 x- x -4= 21 538X+25%X=90 X- X= 79(1)3χ+2.4χ=6(2)3.5: χ=5:4.2(3)1.8χ-χ=2.4 5(4)10=2.5(5)6×3-1.8χ=7.2(6)17-5χ=2.4+31 5x0.8(7)x=1.2(8)χ-1χ=3(9)12.6×5-2χ=8 44865(10)x=1.5(11)3×1-χ=1525 1.20.6 本文来源:https://www.wddqw.com/doc/a37ea0082aea81c758f5f61fb7360b4c2f3f2a86.html